Fault code lookup

Results for “P040”

Fault codes 39

Results match keywords in the stored descriptions. Codes you typed are shown first.

CodeDescriptionBrandsSystem
P0400Exhaust Gas Recirculation Flow41Powertrain
P0401Exhaust Gas Recirculation Flow Insufficient Detected41Powertrain
P0402Exhaust Gas Recirculation Flow Excessive Detected42Powertrain
P0403Exhaust Gas Recirculation Circuit44Powertrain
P0404Exhaust Gas Recirculation Circuit Range/Performance39Powertrain
P0405Exhaust Gas Recirculation Sensor A Circuit Low41Powertrain
P0406Exhaust Gas Recirculation Sensor A Circuit High41Powertrain
P0407EGR Sensor B Circuit Low33Powertrain
P0408EGR Sensor B Circuit High33Powertrain
P0409Exhaust Gas Recirculation Sensor A Circuit34Powertrain
Show 15 more matches on this page
CodeDescriptionBrandsSystem
P040AOil gauge failure23Powertrain
P040BEGR Temperature Sensor A Circuit Range/Performance29Powertrain
P040CEGR Temperature Sensor A Circuit Low32Powertrain
P040DEGR Temperature Sensor A Circuit High32Powertrain
P040EEGR temperature sensor 'A' circuit intermittent/erratic22Powertrain
P040FEGR temperature sensor 'A'/'B' correlation22Powertrain
P040000EGR control valve fault1Powertrain
P040100If exhaust gas re-circulation rate is below set-point, ECM sets DTC. This fault might be caused by clogged EGR cooler and leakage on intake/exhaust manifold2Powertrain
P040200If exhaust gas re-circulation rate is higher than set-point, ECT sets DTC. This fault might be caused by stuck open or damaged on EGR valve2Powertrain
P040300If open in motor circuit of E-EGR actuator is detected, ECM sets DTC2Powertrain
P040313Die Ansteuerung für Abgasrückführsteller (Zylinderreihe 1) hat einen elektrischen Fehler.Es liegt eine Unterbrechung vor.1Powertrain
P040319Exhaust Gas Recirculation Circuit1Powertrain
P040400If stuck open/closed on E-EGR actuator is continued under driving condition, ECM sets DTC1Powertrain
P040401Die Ansteuerung für Abgasrückführsteller (Zylinderreihe 1) hat Funktionsstörung.Es liegt ein allgemeiner elektrischer Fehler vor.1Powertrain
P040416Die Ansteuerung für Abgasrückführsteller 'A' hat Funktionsstörung. Spannungsgrenzwert ist unterschritten.1Powertrain
CodeDescriptionBrandsSystem
P040AOil gauge failure23Powertrain
P040BEGR Temperature Sensor A Circuit Range/Performance29Powertrain
P040CEGR Temperature Sensor A Circuit Low32Powertrain
P040DEGR Temperature Sensor A Circuit High32Powertrain
P040EEGR temperature sensor 'A' circuit intermittent/erratic22Powertrain
P040FEGR temperature sensor 'A'/'B' correlation22Powertrain
P040000EGR control valve fault1Powertrain
P040100If exhaust gas re-circulation rate is below set-point, ECM sets DTC. This fault might be caused by clogged EGR cooler and leakage on intake/exhaust manifold2Powertrain
P040200If exhaust gas re-circulation rate is higher than set-point, ECT sets DTC. This fault might be caused by stuck open or damaged on EGR valve2Powertrain
P040300If open in motor circuit of E-EGR actuator is detected, ECM sets DTC2Powertrain
P040313Die Ansteuerung für Abgasrückführsteller (Zylinderreihe 1) hat einen elektrischen Fehler.Es liegt eine Unterbrechung vor.1Powertrain
P040319Exhaust Gas Recirculation Circuit1Powertrain
P040400If stuck open/closed on E-EGR actuator is continued under driving condition, ECM sets DTC1Powertrain
P040401Die Ansteuerung für Abgasrückführsteller (Zylinderreihe 1) hat Funktionsstörung.Es liegt ein allgemeiner elektrischer Fehler vor.1Powertrain
P040416Die Ansteuerung für Abgasrückführsteller 'A' hat Funktionsstörung. Spannungsgrenzwert ist unterschritten.1Powertrain
Advanced: scanner vehicle and live-data matches

Vehicles 5

Vehicle data covers only some brands. These matches come from scanner data, not from a full vehicle index, so treat them as approximate.

BrandModel / variantDetails
FordDTC P0404 is replaced by DTCs and P0490code P0489
MazdaDTC P0404 is replaced by DTCs and P0490code P0489
FordDTC P0404 is replaced by DTCs P0489 andcode P0490
MazdaDTC P0404 is replaced by DTCs P0489 andcode P0490
ChryslerP0403 EGR CONTROL CIRCUIT SHORT TO + or INTAKE AIR TEMPERATURE SENSOR CIRCUIT HIGHcode P0111

Live data 0

No matching live-data parameters.

These tables come from diagnostic data. They are useful for advanced users and can be ignored for a normal code lookup.

OpenDTC - independent fault code reference